Home / 39,363.90-59,055.15-15,672.80

Finding the Fourth Proportional to 39,363.90, 59,055.15 and 15,672.80

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Solution

The fourth proportional to 39,363.90, 59,055.15 and 15,672.80 is: 23,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363.90 : 59,055.15 = 15,672.80 : x
  2. Step 2: Convert to fraction form
    39,363.90/59,055.15 = 15,672.80/x
  3. Step 3: Cross multiply
    39,363.90x = 59,055.15 × 15,672.80
  4. Step 4: Simplify right side
    39,363.90x = 925,559,554.92
  5. Step 5: Solve for x
    x = 925,559,554.92/39,363.90
  6. Step 6: Final answer
    x = 23,512.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.